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[PATCH 1/2] add SIGNAL syscall class (v3)



Add a syscall class for sending signals.

Signed-off-by: Amy Griffis <amy griffis hp com>
---
 arch/ia64/ia32/audit.c             |    5 +++++
 arch/ia64/kernel/audit.c           |    8 ++++++++
 arch/powerpc/kernel/audit.c        |    8 ++++++++
 arch/powerpc/kernel/compat_audit.c |    5 +++++
 arch/s390/kernel/audit.c           |    8 ++++++++
 arch/s390/kernel/compat_audit.c    |    5 +++++
 arch/sparc64/kernel/audit.c        |    8 ++++++++
 arch/sparc64/kernel/compat_audit.c |    5 +++++
 arch/x86_64/ia32/audit.c           |    5 +++++
 arch/x86_64/kernel/audit.c         |    8 ++++++++
 include/asm-generic/audit_signal.h |    3 +++
 include/linux/audit.h              |    2 ++
 lib/audit.c                        |    6 ++++++
 13 files changed, 76 insertions(+), 0 deletions(-)

diff --git a/arch/ia64/ia32/audit.c b/arch/ia64/ia32/audit.c
index 92d7d0c..8850fe4 100644
--- a/arch/ia64/ia32/audit.c
+++ b/arch/ia64/ia32/audit.c
@@ -20,6 +20,11 @@ unsigned ia32_read_class[] = {
 ~0U
 };
 
+unsigned ia32_signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int ia32_classify_syscall(unsigned syscall)
 {
 	switch(syscall) {
diff --git a/arch/ia64/kernel/audit.c b/arch/ia64/kernel/audit.c
index 0468255..538312a 100644
--- a/arch/ia64/kernel/audit.c
+++ b/arch/ia64/kernel/audit.c
@@ -23,6 +23,11 @@ static unsigned chattr_class[] = {
 ~0U
 };
 
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int audit_classify_syscall(int abi, unsigned syscall)
 {
 #ifdef CONFIG_IA32_SUPPORT
@@ -49,15 +54,18 @@ static int __init audit_classes_init(void)
 	extern __u32 ia32_write_class[];
 	extern __u32 ia32_read_class[];
 	extern __u32 ia32_chattr_class[];
+	extern __u32 ia32_signal_class[];
 	audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class);
 	audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_signal_class);
 #endif
 	audit_register_class(AUDIT_CLASS_WRITE, write_class);
 	audit_register_class(AUDIT_CLASS_READ, read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
 	return 0;
 }
 
diff --git a/arch/powerpc/kernel/audit.c b/arch/powerpc/kernel/audit.c
index 7fe5e63..66d54ba 100644
--- a/arch/powerpc/kernel/audit.c
+++ b/arch/powerpc/kernel/audit.c
@@ -23,6 +23,11 @@ static unsigned chattr_class[] = {
 ~0U
 };
 
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int audit_classify_syscall(int abi, unsigned syscall)
 {
 #ifdef CONFIG_PPC64
@@ -51,15 +56,18 @@ static int __init audit_classes_init(void)
 	extern __u32 ppc32_write_class[];
 	extern __u32 ppc32_read_class[];
 	extern __u32 ppc32_chattr_class[];
+	extern __u32 ppc32_signal_class[];
 	audit_register_class(AUDIT_CLASS_WRITE_32, ppc32_write_class);
 	audit_register_class(AUDIT_CLASS_READ_32, ppc32_read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ppc32_dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR_32, ppc32_chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL_32, ppc32_signal_class);
 #endif
 	audit_register_class(AUDIT_CLASS_WRITE, write_class);
 	audit_register_class(AUDIT_CLASS_READ, read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
 	return 0;
 }
 
diff --git a/arch/powerpc/kernel/compat_audit.c b/arch/powerpc/kernel/compat_audit.c
index 640d4bb..108ff14 100644
--- a/arch/powerpc/kernel/compat_audit.c
+++ b/arch/powerpc/kernel/compat_audit.c
@@ -21,6 +21,11 @@ unsigned ppc32_read_class[] = {
 ~0U
 };
 
+unsigned ppc32_signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int ppc32_classify_syscall(unsigned syscall)
 {
 	switch(syscall) {
diff --git a/arch/s390/kernel/audit.c b/arch/s390/kernel/audit.c
index 0741d91..7affafe 100644
--- a/arch/s390/kernel/audit.c
+++ b/arch/s390/kernel/audit.c
@@ -23,6 +23,11 @@ static unsigned chattr_class[] = {
 ~0U
 };
 
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int audit_classify_syscall(int abi, unsigned syscall)
 {
 #ifdef CONFIG_COMPAT
@@ -51,15 +56,18 @@ static int __init audit_classes_init(void)
 	extern __u32 s390_write_class[];
 	extern __u32 s390_read_class[];
 	extern __u32 s390_chattr_class[];
+	extern __u32 s390_signal_class[];
 	audit_register_class(AUDIT_CLASS_WRITE_32, s390_write_class);
 	audit_register_class(AUDIT_CLASS_READ_32, s390_read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, s390_dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR_32, s390_chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL_32, s390_signal_class);
 #endif
 	audit_register_class(AUDIT_CLASS_WRITE, write_class);
 	audit_register_class(AUDIT_CLASS_READ, read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
 	return 0;
 }
 
diff --git a/arch/s390/kernel/compat_audit.c b/arch/s390/kernel/compat_audit.c
index 16d9436..0569f51 100644
--- a/arch/s390/kernel/compat_audit.c
+++ b/arch/s390/kernel/compat_audit.c
@@ -21,6 +21,11 @@ unsigned s390_read_class[] = {
 ~0U
 };
 
+unsigned s390_signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int s390_classify_syscall(unsigned syscall)
 {
 	switch(syscall) {
diff --git a/arch/sparc64/kernel/audit.c b/arch/sparc64/kernel/audit.c
index aef19cc..d57a9da 100644
--- a/arch/sparc64/kernel/audit.c
+++ b/arch/sparc64/kernel/audit.c
@@ -23,6 +23,11 @@ static unsigned chattr_class[] = {
 ~0U
 };
 
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int audit_classify_syscall(int abi, unsigned syscall)
 {
 #ifdef CONFIG_SPARC32_COMPAT
@@ -51,15 +56,18 @@ static int __init audit_classes_init(void)
 	extern __u32 sparc32_write_class[];
 	extern __u32 sparc32_read_class[];
 	extern __u32 sparc32_chattr_class[];
+	extern __u32 sparc32_signal_class[];
 	audit_register_class(AUDIT_CLASS_WRITE_32, sparc32_write_class);
 	audit_register_class(AUDIT_CLASS_READ_32, sparc32_read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, sparc32_dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR_32, sparc32_chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL_32, sparc32_signal_class);
 #endif
 	audit_register_class(AUDIT_CLASS_WRITE, write_class);
 	audit_register_class(AUDIT_CLASS_READ, read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
 	return 0;
 }
 
diff --git a/arch/sparc64/kernel/compat_audit.c b/arch/sparc64/kernel/compat_audit.c
index cca96c9..c197948 100644
--- a/arch/sparc64/kernel/compat_audit.c
+++ b/arch/sparc64/kernel/compat_audit.c
@@ -20,6 +20,11 @@ unsigned sparc32_read_class[] = {
 ~0U
 };
 
+unsigned sparc32_signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int sparc32_classify_syscall(unsigned syscall)
 {
 	switch(syscall) {
diff --git a/arch/x86_64/ia32/audit.c b/arch/x86_64/ia32/audit.c
index 92d7d0c..8850fe4 100644
--- a/arch/x86_64/ia32/audit.c
+++ b/arch/x86_64/ia32/audit.c
@@ -20,6 +20,11 @@ unsigned ia32_read_class[] = {
 ~0U
 };
 
+unsigned ia32_signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int ia32_classify_syscall(unsigned syscall)
 {
 	switch(syscall) {
diff --git a/arch/x86_64/kernel/audit.c b/arch/x86_64/kernel/audit.c
index 21f3338..b970de6 100644
--- a/arch/x86_64/kernel/audit.c
+++ b/arch/x86_64/kernel/audit.c
@@ -23,6 +23,11 @@ static unsigned chattr_class[] = {
 ~0U
 };
 
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int audit_classify_syscall(int abi, unsigned syscall)
 {
 #ifdef CONFIG_IA32_EMULATION
@@ -49,15 +54,18 @@ static int __init audit_classes_init(void)
 	extern __u32 ia32_write_class[];
 	extern __u32 ia32_read_class[];
 	extern __u32 ia32_chattr_class[];
+	extern __u32 ia32_signal_class[];
 	audit_register_class(AUDIT_CLASS_WRITE_32, ia32_write_class);
 	audit_register_class(AUDIT_CLASS_READ_32, ia32_read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE_32, ia32_dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR_32, ia32_chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL_32, ia32_signal_class);
 #endif
 	audit_register_class(AUDIT_CLASS_WRITE, write_class);
 	audit_register_class(AUDIT_CLASS_READ, read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
 	return 0;
 }
 
diff --git a/include/asm-generic/audit_signal.h b/include/asm-generic/audit_signal.h
new file mode 100644
index 0000000..6feab7f
--- /dev/null
+++ b/include/asm-generic/audit_signal.h
@@ -0,0 +1,3 @@
+__NR_kill,
+__NR_tgkill,
+__NR_tkill,
diff --git a/include/linux/audit.h b/include/linux/audit.h
index c024c82..e4bd622 100644
--- a/include/linux/audit.h
+++ b/include/linux/audit.h
@@ -149,6 +149,8 @@
 #define AUDIT_CLASS_READ_32 5
 #define AUDIT_CLASS_WRITE 6
 #define AUDIT_CLASS_WRITE_32 7
+#define AUDIT_CLASS_SIGNAL 8
+#define AUDIT_CLASS_SIGNAL_32 9
 
 /* This bitmask is used to validate user input.  It represents all bits that
  * are currently used in an audit field constant understood by the kernel.
diff --git a/lib/audit.c b/lib/audit.c
index 3b1289f..50e9152 100644
--- a/lib/audit.c
+++ b/lib/audit.c
@@ -23,6 +23,11 @@ static unsigned chattr_class[] = {
 ~0U
 };
 
+static unsigned signal_class[] = {
+#include <asm-generic/audit_signal.h>
+~0U
+};
+
 int audit_classify_syscall(int abi, unsigned syscall)
 {
 	switch(syscall) {
@@ -49,6 +54,7 @@ static int __init audit_classes_init(void)
 	audit_register_class(AUDIT_CLASS_READ, read_class);
 	audit_register_class(AUDIT_CLASS_DIR_WRITE, dir_class);
 	audit_register_class(AUDIT_CLASS_CHATTR, chattr_class);
+	audit_register_class(AUDIT_CLASS_SIGNAL, signal_class);
 	return 0;
 }
 
-- 
1.4.4.4


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